/**
 * junixsocket
 *
 * Copyright (c) 2009 NewsClub, Christian Kohlschütter
 *
 * The author licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.newsclub.net.unix;

import java.net.SocketException;

/**
 * Something went wrong with the communication to a Unix socket.
 * 
 * @author Christian Kohlschütter
 */
public class AFUNIXSocketException extends SocketException {
    private static final long serialVersionUID = 1L;
    private final String socketFile;

    public AFUNIXSocketException(String reason) {
        this(reason, (String)null);
    }
    public AFUNIXSocketException(String reason, final Throwable cause) {
        this(reason, (String)null);
        initCause(cause);
    }

    public AFUNIXSocketException(String reason, final String socketFile) {
        super(reason);
        this.socketFile = socketFile;
    }

    public String toString() {
        if (socketFile == null) {
            return super.toString();
        } else {
            return super.toString() + " (socket: " + socketFile + ")";
        }
    }
}
